@media (max-width: 666px) {
    .w-600 {
        display: grid;
        place-items: center;
        background-color: #000000;
        color: #ffffff;
        width: 100vw;
        height: 100vh;
        .el-button {
            font-size: 16px;
            font-weight: 900;
        }
    };
    .all {
        display: none;
    }
}